From: Kees Cook <keescook@chromium.org>
To: linux-kernel@vger.kernel.org
Cc: "H. Peter Anvin" <hpa@zytor.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>,
x86@kernel.org, Josh Triplett <josh@joshtriplett.org>,
Matt Fleming <matt.fleming@intel.com>,
Ard Biesheuvel <ard.biesheuvel@linaro.org>,
Junjie Mao <eternal.n08@gmail.com>
Subject: [PATCH] x86, boot: document intermediates more clearly
Date: Fri, 31 Oct 2014 09:22:04 -0700 [thread overview]
Message-ID: <20141031162204.GA26268@www.outflux.net> (raw)
This adds a comment detailing the various intermediate files used to build
the bootable decompression image for the x86 kernel.
Signed-off-by: Kees Cook <keescook@chromium.org>
---
arch/x86/boot/compressed/Makefile | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/arch/x86/boot/compressed/Makefile b/arch/x86/boot/compressed/Makefile
index be1e07d4b596..44a866b85c6f 100644
--- a/arch/x86/boot/compressed/Makefile
+++ b/arch/x86/boot/compressed/Makefile
@@ -3,6 +3,18 @@
#
# create a compressed vmlinux image from the original vmlinux
#
+# vmlinuz is:
+# decompression code (*.o)
+# asm globals (piggy.S), including:
+# vmlinux.bin.(gz|bz2|lzma|...)
+#
+# vmlinux.bin is:
+# vmlinux stripped of debugging and comments
+# vmlinux.bin.all is:
+# vmlinux.bin + vmlinux.relocs
+# vmlinux.bin.(gz|bz2|lzma|...) is:
+# (see scripts/Makefile.lib size_append)
+# compressed vmlinux.bin.all + u32 size of vmlinux.bin.all
targets := vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma \
vmlinux.bin.xz vmlinux.bin.lzo vmlinux.bin.lz4
--
1.9.1
--
Kees Cook
Chrome OS Security
next reply other threads:[~2014-10-31 16:23 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-31 16:22 Kees Cook [this message]
2014-10-31 20:16 ` josh
2014-11-01 21:48 ` [tip:x86/boot] x86, boot: Document " tip-bot for Kees Cook
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